The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 05, 2015

Filed:

Jun. 01, 2011
Applicants:

Krishna M. Ravi, Kingwood, TX (US);

Donald L. Whitfill, Kingwood, TX (US);

Rahul Chandrakant Patil, Pune, IN;

Abhimanyu Deshpande, Pune, IN;

Inventors:

Krishna M. Ravi, Kingwood, TX (US);

Donald L. Whitfill, Kingwood, TX (US);

Rahul Chandrakant Patil, Pune, IN;

Abhimanyu Deshpande, Pune, IN;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 8/06 (2006.01); C09K 8/08 (2006.01); C04B 28/02 (2006.01); C09K 8/03 (2006.01); C09K 8/467 (2006.01);
U.S. Cl.
CPC ...
C09K 8/08 (2013.01); C04B 28/02 (2013.01); C09K 8/032 (2013.01); C09K 8/467 (2013.01); C09K 8/06 (2013.01); C09K 2208/00 (2013.01);
Abstract

According to an embodiment, a drilling fluid comprises: water and a set accelerator, wherein the drilling fluid has a 10 minute gel strength of less than 20 lb*ft/100 sq ft, wherein the drilling fluid has a density in the range of about 9 to about 14 pounds per gallon, wherein the drilling fluid remains pourable for at least 5 days, and wherein when at least one part of the drilling fluid mixes with three parts of a cement composition consisting of water and cement, the drilling fluid cement composition mixture develops a compressive strength of at least 1,200 psi. According to another embodiment, a method of using the drilling fluid comprises the steps of: introducing the drilling fluid into at least a portion of a subterranean formation, wherein at least a portion of the drilling fluid is capable of mixing with a cement composition.


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